CA1284141C - Encapsulated-lens retroreflective sheeting and method of making - Google Patents
Encapsulated-lens retroreflective sheeting and method of makingInfo
- Publication number
- CA1284141C CA1284141C CA000521318A CA521318A CA1284141C CA 1284141 C CA1284141 C CA 1284141C CA 000521318 A CA000521318 A CA 000521318A CA 521318 A CA521318 A CA 521318A CA 1284141 C CA1284141 C CA 1284141C
- Authority
- CA
- Canada
- Prior art keywords
- film
- binder
- retroreflective sheeting
- lenses
- binder film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- 239000011230 binding agent Substances 0.000 claims abstract description 110
- 239000010408 film Substances 0.000 claims abstract description 96
- 239000013039 cover film Substances 0.000 claims abstract description 50
- 239000004005 microsphere Substances 0.000 claims abstract description 47
- 239000010410 layer Substances 0.000 claims abstract description 42
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 29
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 28
- 229920000642 polymer Polymers 0.000 claims abstract description 22
- 239000011521 glass Substances 0.000 claims abstract description 18
- 239000002356 single layer Substances 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 16
- 229920001038 ethylene copolymer Polymers 0.000 claims description 12
- 239000000155 melt Substances 0.000 claims description 11
- 229920001577 copolymer Polymers 0.000 claims description 10
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims description 8
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical group O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 7
- 125000001931 aliphatic group Chemical group 0.000 claims description 7
- 239000012463 white pigment Substances 0.000 claims description 7
- 239000000178 monomer Substances 0.000 claims description 6
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 3
- 239000005977 Ethylene Substances 0.000 claims description 3
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 239000010409 thin film Substances 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 2
- 229920006243 acrylic copolymer Polymers 0.000 claims description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 2
- 229920005992 thermoplastic resin Polymers 0.000 claims description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims 1
- 239000011324 bead Substances 0.000 description 18
- -1 polyethylene Polymers 0.000 description 16
- 239000004698 Polyethylene Substances 0.000 description 13
- 229920000573 polyethylene Polymers 0.000 description 13
- 229910052782 aluminium Inorganic materials 0.000 description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 9
- 229920000139 polyethylene terephthalate Polymers 0.000 description 7
- 239000005020 polyethylene terephthalate Substances 0.000 description 7
- 239000002355 dual-layer Substances 0.000 description 6
- 238000004049 embossing Methods 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- 229920003345 Elvax® Polymers 0.000 description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 3
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- 239000012790 adhesive layer Substances 0.000 description 3
- 150000001412 amines Chemical class 0.000 description 3
- 239000003963 antioxidant agent Substances 0.000 description 3
- 230000003078 antioxidant effect Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- PZRHRDRVRGEVNW-UHFFFAOYSA-N milrinone Chemical compound N1C(=O)C(C#N)=CC(C=2C=CN=CC=2)=C1C PZRHRDRVRGEVNW-UHFFFAOYSA-N 0.000 description 3
- 229960003574 milrinone Drugs 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 2
- 229920003182 Surlyn® Polymers 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
- 229920005648 ethylene methacrylic acid copolymer Polymers 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 2
- 239000004611 light stabiliser Substances 0.000 description 2
- 229920001684 low density polyethylene Polymers 0.000 description 2
- 239000004702 low-density polyethylene Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 239000003981 vehicle Substances 0.000 description 2
- LLLVZDVNHNWSDS-UHFFFAOYSA-N 4-methylidene-3,5-dioxabicyclo[5.2.2]undeca-1(9),7,10-triene-2,6-dione Chemical compound C1(C2=CC=C(C(=O)OC(=C)O1)C=C2)=O LLLVZDVNHNWSDS-UHFFFAOYSA-N 0.000 description 1
- 229920001634 Copolyester Polymers 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- 102100035115 Testin Human genes 0.000 description 1
- 101710070533 Testin Proteins 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 235000011037 adipic acid Nutrition 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- MYWUZJCMWCOHBA-VIFPVBQESA-N methamphetamine Chemical compound CN[C@@H](C)CC1=CC=CC=C1 MYWUZJCMWCOHBA-VIFPVBQESA-N 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 150000003751 zinc Chemical class 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/16—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer formed of particles, e.g. chips, powder or granules
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/12—Reflex reflectors
- G02B5/126—Reflex reflectors including curved refracting surface
- G02B5/128—Reflex reflectors including curved refracting surface transparent spheres being embedded in matrix
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/02—Physical, chemical or physicochemical properties
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Optical Elements Other Than Lenses (AREA)
- Laminated Bodies (AREA)
- Road Signs Or Road Markings (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US79909885A | 1985-11-18 | 1985-11-18 | |
| US799,098 | 1985-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1284141C true CA1284141C (en) | 1991-05-14 |
Family
ID=25175037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000521318A Expired - Lifetime CA1284141C (en) | 1985-11-18 | 1986-10-24 | Encapsulated-lens retroreflective sheeting and method of making |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0225103B1 (ja) |
| JP (5) | JP2926403B2 (ja) |
| KR (1) | KR950004148B1 (ja) |
| AT (1) | ATE89929T1 (ja) |
| BR (1) | BR8605667A (ja) |
| CA (1) | CA1284141C (ja) |
| DE (1) | DE3688501T2 (ja) |
| ZA (1) | ZA868709B (ja) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0442108Y2 (ja) * | 1985-11-19 | 1992-10-05 | ||
| JPS63224932A (ja) * | 1987-03-13 | 1988-09-20 | 株式会社吉野工業所 | 光輝性素材製造方法 |
| US4896943A (en) * | 1987-05-13 | 1990-01-30 | Minnesota Mining And Manufacturing Company | Encapsulated-lens retroreflective sheeting having improved cover film |
| US4801193A (en) * | 1988-03-04 | 1989-01-31 | Reflexite Corporation | Retroreflective sheet material and method of making same |
| JP3040267B2 (ja) * | 1992-10-23 | 2000-05-15 | 日本カーバイド工業株式会社 | 再帰反射性シートの製造方法 |
| US5824390A (en) | 1994-07-22 | 1998-10-20 | Nippon Carbide Kogyo Kabushiki Kaisha | Method for producing retroreflective sheeting using a coupling agent |
| US5601911A (en) * | 1994-11-24 | 1997-02-11 | Nippon Carbidekogyo Kabushiki Kaisha | Capsule type retroreflective sheeting |
| CN1198218A (zh) * | 1996-05-16 | 1998-11-04 | 日本碳化物工业株式会社 | 透镜型功能性后向反射薄板及其制造方法 |
| US6187448B1 (en) * | 1997-07-24 | 2001-02-13 | Evergreen Solar, Inc. | Encapsulant material for solar cell module and laminated glass applications |
| GB0200905D0 (en) * | 2002-01-16 | 2002-03-06 | Reflec Plc | Retroflective materials |
| EP2450870A2 (en) | 2002-10-08 | 2012-05-09 | Nippon Carbide Kogyo Kabushiki Kaisha | Retroreflective display devices |
| EP1879057B1 (en) | 2005-04-11 | 2011-03-16 | Nippon Carbide Kogyo Kabushiki Kaisha | Printed image-set retro-reflection sheet |
| WO2008107987A1 (ja) | 2007-03-01 | 2008-09-12 | Nippon Carbide Kogyo Kabushiki Kaisha | 電波透過型再帰反射シート |
| CN113232347B (zh) * | 2021-05-20 | 2024-11-05 | 青岛铭达高科轮胎科技有限公司 | 一种两次反包成型机械鼓及两次反包成型方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3253971A (en) * | 1962-02-23 | 1966-05-31 | Firestone Tire & Rubber Co | Process of producing product with a reflective surface |
| US3254563A (en) * | 1963-11-12 | 1966-06-07 | Prismo Safety Corp | Retro-reflective particles and reflective markers and compositions containing such particles |
| US3836227A (en) * | 1973-04-13 | 1974-09-17 | Minnesota Mining & Mfg | Heat-bondable retroreflective sheeting |
| JPS6067902A (ja) * | 1983-09-24 | 1985-04-18 | Toshiba Glass Co Ltd | 高輝度再帰反射シ−ト及びその製造方法 |
| JPH0617921B2 (ja) * | 1984-03-15 | 1994-03-09 | 西武ポリマ化成株式会社 | セル状反射シート |
| US4650283A (en) * | 1984-08-03 | 1987-03-17 | Minnesota Mining And Manufacturing Company | Directionally imaged retroreflective sheeting |
| US4637950A (en) * | 1985-05-01 | 1987-01-20 | Minnesota Mining And Manufacturing Company | Delamination-resistant cellular retroreflective sheeting |
-
1986
- 1986-10-24 CA CA000521318A patent/CA1284141C/en not_active Expired - Lifetime
- 1986-11-17 AT AT86308961T patent/ATE89929T1/de not_active IP Right Cessation
- 1986-11-17 DE DE86308961T patent/DE3688501T2/de not_active Revoked
- 1986-11-17 ZA ZA868709A patent/ZA868709B/xx unknown
- 1986-11-17 BR BR8605667A patent/BR8605667A/pt not_active IP Right Cessation
- 1986-11-17 KR KR1019860009678A patent/KR950004148B1/ko not_active IP Right Cessation
- 1986-11-17 EP EP86308961A patent/EP0225103B1/en not_active Revoked
- 1986-11-17 JP JP61273816A patent/JP2926403B2/ja not_active Expired - Lifetime
-
1999
- 1999-01-18 JP JP11045236A patent/JPH11295509A/ja active Pending
-
2001
- 2001-12-14 JP JP2001381698A patent/JP2002196121A/ja active Pending
-
2002
- 2002-12-11 JP JP2002359587A patent/JP2003177224A/ja active Pending
-
2004
- 2004-04-07 JP JP2004113085A patent/JP3718707B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE3688501T2 (de) | 1993-11-04 |
| KR950004148B1 (ko) | 1995-04-27 |
| EP0225103A3 (en) | 1989-01-25 |
| JPS62121043A (ja) | 1987-06-02 |
| JP2002196121A (ja) | 2002-07-10 |
| DE3688501D1 (de) | 1993-07-01 |
| ZA868709B (en) | 1988-07-27 |
| JPH11295509A (ja) | 1999-10-29 |
| KR870004817A (ko) | 1987-06-01 |
| JP2003177224A (ja) | 2003-06-27 |
| ATE89929T1 (de) | 1993-06-15 |
| BR8605667A (pt) | 1987-08-18 |
| EP0225103A2 (en) | 1987-06-10 |
| EP0225103B1 (en) | 1993-05-26 |
| JP2926403B2 (ja) | 1999-07-28 |
| JP2004240452A (ja) | 2004-08-26 |
| JP3718707B2 (ja) | 2005-11-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |